Question: 18. The Excel file Major League Baseball provides data on the 2010 season. a. Construct and examine the correlation matrix. Is multicollinearity a potential problem?

18. The Excel file Major League Baseball provides data on the 2010 season.

a. Construct and examine the correlation matrix. Is multicollinearity a potential problem? Find the variance inflation factors to check your intuition.

b. Suggest an appropriate set of independent variables that predict the number of wins by examining the correlation matrix and variance inflation factors.

c. Find the best multiple regression model for predicting the number of wins. How good is your model?

Does it use the same variables you thought were appropriate in part (b)?

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